JPS5213371A - A device for measuring the speed of a turning gear - Google Patents

A device for measuring the speed of a turning gear

Info

Publication number
JPS5213371A
JPS5213371A JP50089236A JP8923675A JPS5213371A JP S5213371 A JPS5213371 A JP S5213371A JP 50089236 A JP50089236 A JP 50089236A JP 8923675 A JP8923675 A JP 8923675A JP S5213371 A JPS5213371 A JP S5213371A
Authority
JP
Japan
Prior art keywords
speed
measuring
turning gear
low
different pulse
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP50089236A
Other languages
Japanese (ja)
Other versions
JPS5537707B2 (en
Inventor
Yurio Yoku
Yasuhiro Amahi
Naganobu Honda
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP50089236A priority Critical patent/JPS5213371A/en
Publication of JPS5213371A publication Critical patent/JPS5213371A/en
Publication of JPS5537707B2 publication Critical patent/JPS5537707B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Linear Or Angular Velocity Measurement And Their Indicating Devices (AREA)
  • Measuring Frequencies, Analyzing Spectra (AREA)
  • Control Of Electric Motors In General (AREA)

Abstract

PURPOSE: To obtain an accurate calculation of the speed in low speed, changing speed, or high speed by generating different pulse densities at low and high speeds.
COPYRIGHT: (C)1977,JPO&Japio
JP50089236A 1975-07-23 1975-07-23 A device for measuring the speed of a turning gear Granted JPS5213371A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50089236A JPS5213371A (en) 1975-07-23 1975-07-23 A device for measuring the speed of a turning gear

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50089236A JPS5213371A (en) 1975-07-23 1975-07-23 A device for measuring the speed of a turning gear

Publications (2)

Publication Number Publication Date
JPS5213371A true JPS5213371A (en) 1977-02-01
JPS5537707B2 JPS5537707B2 (en) 1980-09-30

Family

ID=13965096

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50089236A Granted JPS5213371A (en) 1975-07-23 1975-07-23 A device for measuring the speed of a turning gear

Country Status (1)

Country Link
JP (1) JPS5213371A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59104864A (en) * 1982-12-08 1984-06-16 Ikegami Tsushinki Co Ltd High voltage stabilizing circuit
US4908572A (en) * 1987-07-22 1990-03-13 Toyota Jidosha Kabushiki Kaisha Rotational speed sensor with unfixed and/or fixed edge speed calculation modes

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59195025U (en) * 1983-06-14 1984-12-25 株式会社クボタ Work vehicle safety equipment

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59104864A (en) * 1982-12-08 1984-06-16 Ikegami Tsushinki Co Ltd High voltage stabilizing circuit
US4908572A (en) * 1987-07-22 1990-03-13 Toyota Jidosha Kabushiki Kaisha Rotational speed sensor with unfixed and/or fixed edge speed calculation modes

Also Published As

Publication number Publication date
JPS5537707B2 (en) 1980-09-30

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